The Observatories at Mauna Kea, Hawaii
       
     
Santa Barbara, California
       
     
Belle Isle State Park, Detroit, Michigan
       
     
Milwaukee, Wisconsin
       
     
Chicago, Illinois
       
     
Chicago, Illinois
       
     
Seattle, Washington
       
     
Louisville, Kentucky
       
     
Detroit, Michigan
       
     
Pittsburgh, Pennsylvania
       
     
The Observatories at Mauna Kea, Hawaii
       
     
The Observatories at Mauna Kea, Hawaii
Santa Barbara, California
       
     
Santa Barbara, California
Belle Isle State Park, Detroit, Michigan
       
     
Belle Isle State Park, Detroit, Michigan
Milwaukee, Wisconsin
       
     
Milwaukee, Wisconsin
Chicago, Illinois
       
     
Chicago, Illinois
Chicago, Illinois
       
     
Chicago, Illinois
Seattle, Washington
       
     
Seattle, Washington
Louisville, Kentucky
       
     
Louisville, Kentucky
Detroit, Michigan
       
     
Detroit, Michigan
Pittsburgh, Pennsylvania
       
     
Pittsburgh, Pennsylvania